DATA USE LIMIT SETTING METHOD, DATA USE LIMIT SETTING APPARATUS, DATA USE LIMIT SETTING PROGRAM, AND RECORDING MEDIUM CONTAINING THE PROGRAM

摘要

A data use limitation setting method is arranged so as to include a data receiving step (S21 and S25) of receiving from a user terminal device, (A) content data and (B) user authentication data corresponding to the content data; an authentication judging step (S22 and S23) of judging in accordance with the user authentication data, success or failure of authentication; and a data use limitation setting step (S26) of, if the success of the authentication is judged in the judgment, setting on the content data, a data use limitation for limiting use of the content data. With this, it is possible to widely provide as a system for limiting the use of content data, a highly reliable system that is not easily subjected to unauthorized analysis.